About LONTU
Explosion-Proof LED Lighting
& Electrical Equipment
IIC-rated industrial lighting and electrical solutions for hazardous areas.
ATEX, IECEx, CE & CCC certified. Factory-direct pricing with 6-year warranty.
Our Story
Lighting the Way in
Hazardous Environments
Founded in Zhongshan, China, Zhongshan Longju Technology Co., Ltd. (LONTU Brand) has spent over a decade engineering explosion-proof lighting and electrical equipment that protects people and property in the world's most demanding industrial environments.
Our mission is simple: deliver IIC-rated, certified-safe illumination at factory-direct prices — without compromising on quality, durability, or performance. Every product undergoes rigorous 100% inspection before it leaves our facility.
From oil & gas platforms in Russia to chemical plants in the Philippines, LONTU products operate reliably in temperatures from -45°C to +85°C, 24 hours a day, 7 days a week.
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11+
Years of Industry Experience
200+
Skilled Factory Employees
100%
Product Quality Inspection
6-Yr
Comprehensive Warranty
What We Do
Core Capabilities
Explosion-Proof LED Lighting
High-bay, flood, canopy, tri-proof, and fluorescent fixtures rated for Zone 1 & Zone 2 hazardous areas.
Custom Electrical Enclosures
Flameproof enclosures, terminal boxes, circuit breakers, and distribution boards tailored to your specifications.
OEM & ODM Services
Full private-label support from design and tooling to certification and packaging for your brand.
Global Certification Support
We manage ATEX, IECEx, CE, CCC, CQC and other regional certifications to unlock markets worldwide.
Industries We Serve
Trusted Across 6 Critical Sectors
Oil & Gas
Refineries, rigs, pipelines
Chemical
Plants, storage, processing
Mining
Underground, open-pits, tunnels
Food & Pharma
Processing, clean rooms
Power & Energy
Substations, generation plants
Marine & Transport
Ports, vessels, terminals
Our Facility
Inside the LONTU Factory
Quality Control
8-Step Production Process
Die-Casting Moulds
Precision mould plate fabrication
Punching
Metal component shaping
Sanding
Surface preparation & finishing
Automatic Grinding
Precision surface treatment
Assembly Line
Systematic component integration
Lamp Assembly
LED module & driver installation
Finished Product Test
100% electrical & optical QA
Aging Test
Burn-in verification before dispatch
Compliance
Internationally Certified
All LONTU products carry the essential certifications required for global hazardous-area deployment, ensuring compliance with regional safety standards.
Global Reach
Delivering Safety
Worldwide
LONTU lighting solutions are trusted by clients across China, Russia, the Philippines, Southeast Asia, the Middle East, and beyond. Whether you need a single batch of certified fixtures or a long-term OEM partnership, our team is ready to support your project from quotation to delivery.
Ready to Light Up Your Project?
Contact our team today for a tailored quotation, technical datasheet, or OEM consultation. We respond within 12 hours.
